/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*
 * m_wio.h
 *
 * Wide I/O Library
 *
 * Copyright 1990, 1995 by Mortice Kern Systems Inc.  All rights reserved.
 *
 * $Header: /rd/h/rcs/m_wio.h 1.3 1995/10/02 15:36:15 ant Exp $
 */

#ifndef __M_WIO_H__
#define __M_WIO_H__

#include <stdlib.h>
#include <wchar.h>

typedef struct {
        /* Public. */
        void *object;                   /* I/O object (normally a stream). */
        int (*get)(void *);             /* Get byte from input object. */
        int (*put)(int, void *);        /* Put byte to output object. */
        int (*unget)(int, void *);      /* Push byte onto input object. */
        int (*iseof)(void *);           /* Eof last read? */
        int (*iserror)(void *);         /* Error last read/write? */
        void (*reset)(void *);		/* Reset error flags. */

        /* Private. */
        int _next;
        int _size;
        mbstate_t _state;
        unsigned char _mb[MB_LEN_MAX];
} t_wide_io;

extern wint_t m_wio_get(t_wide_io *);
extern int m_wio_put(wint_t, t_wide_io *);

#endif /* __M_WIO_H__ */
